mingw64-expat (AlmaLinux:8) — known CVEs & security advisories

Known CVE vulnerabilities and GitHub Security Advisories affecting the AlmaLinux:8 package mingw64-expat, with affected version ranges, CVSS severity, EPSS exploit prediction, and CISA KEV status.

CVEs (9)

• CVE-2022-25235 — CVSS 9.8 (critical): xmltok_impl.c in Expat (aka libexpat) before 2.4.5 lacks certain validation of encoding, such as checks for whether a UTF-8 character is…
• CVE-2022-25315 — CVSS 9.8 (critical): In Expat (aka libexpat) before 2.4.5, there is an integer overflow in storeRawNames.
• CVE-2022-25236 — CVSS 9.8 (critical): xmlparse.c in Expat (aka libexpat) before 2.4.5 allows attackers to insert namespace-separator characters into namespace URIs.
• CVE-2022-40674 — CVSS 8.1 (high): libexpat before 2.4.9 has a use-after-free in the doContent function in xmlparse.c.
• CVE-2018-20843 — CVSS 7.5 (high): In libexpat in Expat before 2.2.7, XML input including XML names that contain a large number of colons could make the XML parser consume a…
• CVE-2022-23990 — CVSS 7.5 (high): Expat (aka libexpat) before 2.4.4 has an integer overflow in the doProlog function.
• CVE-2022-25314 — CVSS 7.5 (high): In Expat (aka libexpat) before 2.4.5, there is an integer overflow in copyString.
• CVE-2025-59375 — CVSS 7.5 (high): libexpat in Expat before 2.7.2 allows attackers to trigger large dynamic memory allocations via a small document that is submitted for…
• CVE-2022-25313 — CVSS 6.5 (medium): In Expat (aka libexpat) before 2.4.5, an attacker can trigger stack exhaustion in build_model via a large nesting depth in the DTD element.